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Four green DDR4 RDIMM sticks with gold contacts and black chips

A-Tech

A-Tech 32GB (4x8GB) DDR4 3200 ECC RDIMM 1Rx8 CL22 1.2V Server RAM

SKU CH-3CSG-EM18N

Quad-channel 32 GB DDR4 ECC registered kit running at 3200 MHz with CL22 latency and 1.2 V operation

  • Total capacity32 GB (4 × 8 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL22
  • Rated voltage1.2 V
  • Buffer typeRegistered

Capacity 32GB (4 x 8GB)

  • 32 GB quad-channel kit expands server memory capacity
  • ECC registered DIMMs protect data integrity in critical workloads
  • DDR4 3200 MHz speed accelerates data throughput for demanding applications
  • Single-rank 1Rx8 modules optimise signal integrity and stability
  • 2 V standard voltage reduces power draw per module

32GB quad-channel DDR4 ECC kit

This A-Tech kit delivers 32GB of DDR4 3200 memory across four 8GB registered DIMMs. It is built for servers and workstations that require ECC RDIMM modules with a single-rank x8 organisation. The kit operates at the standard DDR4 voltage of 1.2V with CL22 latency. Desktop and laptop systems cannot use these modules.

Registered DIMM platform constraint

Only systems designed for DDR4 registered memory with ECC support can accept this 288-pin RDIMM kit. Unbuffered desktop or laptop platforms will not recognise the modules and they will not fit the memory controller requirements. Verify your hardware manual for qualified memory configurations before installation.

Upgrade from lower-capacity or non-ECC DDR4

Replacing smaller RDIMM kits or non-ECC modules adds 32GB of error-correcting capacity and populates four channels for maximum bandwidth. The jump is worthwhile when workloads exceed current memory limits or when data integrity demands ECC protection. Systems already at maximum supported capacity or requiring higher speeds will not benefit.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $325.99
Pricier than about 62% of the 6,523 comparable items (median $188.99).
Total capacity 32 GB (4 × 8 GB)
Typical for this category: the median of 6,064 items is 32 GB.
Price per GB $10.19 per GB
Pricier than about 68% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameA-Tech
Product lineA-Tech DDR4 Server Memory RAM
Model nameA-Tech 8 GB 1Rx8 PC4-3200AA-R
Total capacity32 GB (4 × 8 GB)
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL22
ECC supportYes
Buffer typeRegistered
Memory rank1Rx8
Kit configurationQuad Channel Kit
Power
Rated voltage1.2 V

Other versions of this model

5 more in the same range

Questions about this item

Should I choose the 4x8 GB kit or a different capacity for my server?

This kit provides 32 GB total across four 8 GB modules, enabling quad-channel operation on platforms that support it.

What does the 3200 MHz rating deliver once installed in a compatible system?

The modules run at DDR4 3200 (PC4-25600) with CL22 latency at 1.20 V, giving the rated bandwidth when the platform supports that speed.

How does the registered ECC RDIMM interface affect what the memory can do?

Registered ECC RDIMM adds a register and error correction, so it only works in servers and workstations that require registered DDR4 DIMMs.

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